You could search the Lionhead forums, but when I searched, every thread had “That’s been discussed in a dozen threads already,” instead of just answering the damn question. Closest I’ve been able to find is this, but I don’t know how accurate that is:
A version of Microsoft® Windows® 98SE/ME/2000/XP
• Pentium® III 800MHz or Athlon™ 800MHz processor or higher
• 256MB RAM
• 8x Speed CD-ROM drive and latest drivers
• 100% DirectX® 9.0c compatible 16-bit sound card and latest drivers
• 100% Windows® 98SE/ME/2000/XP compatible mouse, keyboard and latest drivers
• DirectX® 9.0c
• A T&L capable video card with at least 32 MB of video RAM and one of the supported chipsets
ATI® Radeon® series (7000 or better).
7000, 7200, 7500.
8500
9000, 9200, 9250, 9550, 9600, 9700, 9800.
X300, X600, X700, X800, X850
NVIDIA® GeForce® series (GeForce 2 or better).
GeForce 2, MX, Ti, GTS, Ultra
GeForce 3, 3 Ti.
GeForce 4, MX, Ti
GeForce FX 5200, 5600, 5700, 5800, 5900, PCX 5300, 5750, 5950
GeForce 6200, 6600, 6800.
300MB of uncompressed free hard disk space (plus 100MB for Windows® swap file)
I also read “If you can play The Sims 2, you should be able to play The Movies.” Still no clue how accurate that might be.